1.
    发明专利
    未知

    公开(公告)号:DE2250457A1

    公开(公告)日:1973-04-26

    申请号:DE2250457

    申请日:1972-10-14

    Applicant: IBM

    Abstract: Clearance take-up bias is added to the support structure for a rotatable type element to minimize variations in effective impact force previously induced by the existence of varied amounts of slippage and parts flexure that wasted a portion of the available impact energy.

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